package com.xue.springcloud.controller;

import com.alibaba.fastjson.JSONObject;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import com.xue.springcloud.pojo.Dept;
import com.xue.springcloud.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.web.bind.annotation.*;

import java.util.List;

//提供Restful服务  即接口服务
@RestController
@RequestMapping("dept")
public class DeptController {

    @Autowired
    private DeptService deptService;

    @GetMapping("get/{id}")
    @HystrixCommand(fallbackMethod = "hystrixGet")
    public Dept get(@PathVariable("id") Long id){
        Dept dept = deptService.queryById(id);
        if (dept == null){
            throw new RuntimeException("id=>"+id+",不存在该用户，或者信息无法找到");
        }
        return dept;
    }

    public Dept hystrixGet(@PathVariable("id") Long id){
        return new Dept().setDept_no(id)
                .setDept_name("id->"+id+"没有对应的信息，null，@Hystrix")
                .setDb_source("no this database in mysql");
    }
}
